Altera Cyclone IV - OCT Specifications

1–8 Chapter 1: Cyclone IV Device Datasheet
Operating Conditions
Cyclone IV Device Handbook, December 2016 Altera Corporation
Volume 3
OCT Specifications
Table 1–8 lists the variation of OCT without calibration across process, temperature,
and voltage (PVT).
OCT calibration is automatically performed at device power-up for OCT-enabled
I/Os.
Table 1–9 lists the OCT calibration accuracy at device power-up.
Bus hold trip
point
— 0.3 0.9 0.375 1.125 0.68 1.07 0.7 1.7 0.8 2 0.8 2 V
Note to Table 1–7:
(1) Bus hold trip points are based on the calculated input voltages from the JEDEC standard.
Table 1–7. Bus Hold Parameter for Cyclone IV Devices (Part 2 of 2)
(1)
Parameter Condition
V
CCIO
(V)
Unit1.2 1.5 1.8 2.5 3.0 3.3
Min Max Min Max Min Max Min Max Min Max Min Max
Table 1–8. Series OCT Without Calibration Specifications for Cyclone IV Devices
Description V
CCIO
(V)
Resistance Tolerance
Unit
Commercial Maximum
Industrial, Extended
industrial, and
Automotive Maximum
Series OCT without
calibration
3.0 ±30 ±40 %
2.5 ±30 ±40 %
1.8 ±40 ±50 %
1.5 ±50 ±50 %
1.2 ±50 ±50 %
Table 1–9. Series OCT with Calibration at Device Power
-Up Specifications for Cyclone IV
Devices
(1)
Description V
CCIO
(V)
Calibration Accuracy
Unit
Commercial Maximum
Industrial, Extended
industrial, and
Automotive Maximum
Series OCT with
calibration at device
power
-up
3.0 ±10 ±10 %
2.5 ±10 ±10 %
1.8 ±10 ±10 %
1.5 ±10 ±10 %
1.2 ±10 ±10 %
Note to Table 1–9:
(1) This specification is not applicable to EP4CGX15, EP4CGX22, and EP4CGX30 devices.